20746512

素因数分解:

$2^4\times 3^2\times {\mathrm{144073}}^1$

素因数の和:144087

約数の個数: 30

約数和(自身を含む): 58061822

約数和(自身を除く): 37315310

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144073, 288146, 432219, 576292, 864438, 1152584, 1296657, 1728876, 2305168, 2593314, 3457752, 5186628, 6915504, 10373256, 20746512]

約数ペア:

[(1, 20746512), (2, 10373256), (3, 6915504), (4, 5186628), (6, 3457752), (8, 2593314), (9, 2305168), (12, 1728876), (16, 1296657), (18, 1152584), (24, 864438), (36, 576292), (48, 432219), (72, 288146), (144, 144073)]